Home / 19,981.62-29,977.02-6,833.97

Finding the Fourth Proportional to 19,981.62, 29,977.02 and 6,833.97

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Solution

The fourth proportional to 19,981.62, 29,977.02 and 6,833.97 is: 10,252.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,981.62 : 29,977.02 = 6,833.97 : x
  2. Step 2: Convert to fraction form
    19,981.62/29,977.02 = 6,833.97/x
  3. Step 3: Cross multiply
    19,981.62x = 29,977.02 × 6,833.97
  4. Step 4: Simplify right side
    19,981.62x = 204,862,055.37
  5. Step 5: Solve for x
    x = 204,862,055.37/19,981.62
  6. Step 6: Final answer
    x = 10,252.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.